Calibrator



FIG. 1 is a front perspective view of a calibrator according to the present invention.

FIG. 2 is a left side view of the calibrator of FIG. 1.

FIG. 3 is a right side view of the calibrator of FIG. 1.

FIG. 4 is a top view of the calibrator of FIG. 1.

FIG. 5 is a bottom view of the calibrator of FIG. 1.

FIG. 6 is a front view of the calibrator of FIG. 1; and,

FIG. 7 is a rear view of the calibrator of FIG. 1.

The dashed lines illustrate environment that does not form a part of the present invention, and no claim is made to the material illustrated with dashed lines. 

CLAIM The ornamental design for a calibrator, as shown and described. 